Drag each item to the correct location, so that each contribution to the theory of universal gravitation is matched with the scientist responsible for it. (2 points)

Question

Johannes Kepler Robert Hooke Isaac Newton

used mathematics to prove that gravity increases with decreasing distance between objects
described the motion of planets around the sun as elliptical
first proposed the idea that a force of attraction applied to all objects in space

Answer 1

Here is the correct matching of each contribution to the theory of universal gravitation with the respective scientist:

• Johannes Kepler: described the motion of planets around the sun as elliptical

• Robert Hooke: first proposed the idea that a force of attraction applied to all objects in space

• Isaac Newton: used mathematics to prove that gravity increases with decreasing distance between objects